General Purpose Substitution Cipher
A little dialog window to quickly encrypt and decrypt messages text using mono alphabetical ciphers.
Download the latest version zip file and extract the contents into a folder. Then double click on the GPSC.pyw file to run the code. The dialog should open up nicely. Now you are ready for some secret messages! Note: You will need the latest version Python 3.1.0 and Windows Installed to run this dailog.